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The distance between carbon atoms in ethylene is 134 picometers.Which of the following expresses that distance in meters?


A) 1.34 × 10−13 m
B) 1.34 × 10−12 m
C) 1.34 × 10−10 m
D) 1.34 × 10−7 m
E) 1.34 × 10−6 m

F) C) and D)
G) A) and D)

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The diameter of Earth is 12.7 Mm.Express this diameter in centimeters.


A) 1.27 × 105 cm
B) 1.27 × 106 cm
C) 1.27 × 107 cm
D) 1.27 × 108 cm
E) 1.27 × 109 cm

F) B) and E)
G) C) and D)

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Zero kelvin 0 K < 0°F < 0°C

A) True
B) False

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True

How many milliliters is 0.0055 L?


A) 0.55 mL
B) 5.5 mL
C) 0.5 mL
D) 0.0000055 mL
E) 182 mL

F) A) and D)
G) A) and B)

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If a patient in the hospital is running a temperature of 39.5°C, what is this in degrees Fahrenheit?


A) 99°F
B) 101.3°F
C) 102.4°F
D) 103.1°F
E) 104°F

F) B) and E)
G) A) and C)

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Select the answer with the correct number of decimal places for the following sum: 13.914 cm + 243.1 cm + 12.00460 cm =


A) 269.01860 cm
B) 269.0186 cm
C) 269.019 cm
D) 269.02 cm
E) 269.0 cm

F) None of the above
G) A) and D)

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The mass of a sample is 550 milligrams.Which of the following expresses that mass in kilograms?


A) 5.5 × 108 kg
B) 5.5 × 105 kg
C) 5.5 × 10−4 kg
D) 5.5 × 10−6 kg
E) 5.5 × 10−1 kg

F) A) and C)
G) B) and D)

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How many significant figures are in 0.006570?


A) 3
B) 4
C) 5
D) 6
E) 7

F) A) and D)
G) C) and D)

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Select the answer that expresses the result of this calculation with the correct number of significant figures. 13.602 × 1.90 × 3.06 --------------------------- × 1) 4097


A) 13.3568
B) 13.357
C) 13.36
D) 13.4
E) 13

F) B) and D)
G) A) and B)

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Express 122.0°F in °C.


A) 50.0°C
B) 64.4°C
C) 67.8°C
D) 162.0°C
E) 219.6°C

F) C) and D)
G) A) and C)

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A

What unit would be most appropriate when reporting the volume 5.23 × 10−6 L?


A) mL
B) μL
C) kL
D) dL
E) ML

F) A) and D)
G) All of the above

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How many inches are in 382.5 cm? (1 in = 2.54 cm) ?


A) 150.6 in
B) 6.641 × 10−3 in
C) 151 in
D) 971.6 in
E) 972 in

F) A) and B)
G) All of the above

Correct Answer

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If the temperature is 38.0°F then what is the temperature in kelvins?


A) 3.33 K
B) 100.4 K
C) 276.5 K
D) 311.15 K
E) 235.15 K

F) C) and E)
G) A) and B)

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C

The dark meat of a 20-pound turkey requires an internal temperature of 180°F to be fully cooked.What minimum temperature reading should be displayed on a food thermometer that only measures in degrees Celsius?


A) 82°C
B) 354°C
C) 261°C
D) −192°C
E) −310°C

F) All of the above
G) A) and E)

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What is the volume in milliliters of a 32.0 fl oz can of juice? (1 fl oz = 29.6 mL)


A) 1.08 mL
B) 947 mL
C) 0.925 mL
D) 0.95 mL
E) 1.1 mL

F) B) and D)
G) B) and C)

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A flask has a mass of 78.23 g when empty and 593.63 g when filled with water.When the same flask is filled with concentrated sulfuric acid, H2SO4, its mass is 1026.57 g.What is the density of concentrated sulfuric acid? (Assume water has a density of 1.00 g/cm3 at the temperature of the measurement.)


A) 1.992 g/cm3
B) 1.840 g/cm3
C) 1.729 g/cm3
D) 1.598 g/cm3
E) 0.543 g/cm3

F) C) and D)
G) B) and C)

Correct Answer

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If an electron has an acceleration of 2.33 × 102 m/sec2, what is this value in units of m/min2?


A) 1.40 × 104 m/min2
B) 3.88 m/min2
C) 2.33 × 103 m/min2
D) 6.47 × 10−2 m/min2
E) 8.39 × 105 m/min2

F) C) and D)
G) A) and B)

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The boiling point for liquid nitrogen is 77 K.What is the temperature in degrees Fahrenheit?


A) −127°F
B) −289°F
C) −321°F
D) 177°F
E) 662°F

F) A) and E)
G) B) and E)

Correct Answer

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What is the volume of a container that contains 14.3 g of a substance having a density of 0.988 g/cm3?


A) 14.1 cm3
B) 0.0691 cm3
C) 14.5 cm3
D) 141 cm3
E) 691 cm3

F) A) and E)
G) A) and D)

Correct Answer

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Convert the measurement 2.887 cL to units of mL.


A) 2.887 × 101 mL
B) 2.887 × 104 mL
C) 2.887 × 105 mL
D) 2.887 × 108 mL
E) 2.887 × 10−8 mL

F) B) and C)
G) A) and E)

Correct Answer

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